Evaluation Unit and Switching Circuit for Dynamic Port Width Configuration
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Solution Overview
Problem
Conventional memory devices face high manufacturing costs and complexity due to the need for different packaging and bonding processes to accommodate various product variants, particularly in terms of port width, which limits the economic production of memory devices with options and variations.
Innovation Solution
Incorporating an evaluation unit and a switching unit in memory devices and systems that determine signal or data exchange based on a predetermined signal level, allowing for dynamic adjustment of port usage, thereby reducing the need for multiple packaging configurations and enabling the use of identical dies for different product types.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If different packaging and bonding processes are used to accommodate various product variants, then product versatility is improved, but manufacturing cost and process complexity increase
Solution Approach 1:
The patent applies dynamics by enabling the memory device to dynamically configure its port width through software control of the switching unit. The evaluation unit dynamically determines the appropriate port width based on signal levels received at the terminal, allowing the device to adapt between different product variants (e.g., 8-bit and 16-bit modes) without requiring different physical packaging or bonding configurations. This dynamic reconfiguration resolves the contradiction by maintaining versatility while simplifying the manufacturing process to a single standardized packaging approach.
Solution Approach 2:
The patent implements parameter changes by modifying the operational parameters of the memory device through software control. The evaluation unit monitors signal levels and triggers the switching unit to reconfigure the data bus width accordingly. This allows the same physical device to operate at different port widths (e.g., changing from 8-bit to 16-bit mode) by changing control parameters rather than requiring different physical implementations, thereby reducing packaging and bonding process complexity while maintaining product versatility.
2Ease of manufacture
If identical dies are used for multiple product types, then manufacturing cost is reduced, but the ability to provide different port widths is limited
Solution Approach 1:
The patent applies universality by designing a single memory device structure that can serve multiple product types with different port widths. The switching unit, controlled by the evaluation unit, enables the same die to function as either an 8-bit or 16-bit memory device depending on the configured mode. This multi-functional capability allows manufacturers to use identical dies for different product types, significantly reducing manufacturing costs and inventory complexity while maintaining the versatility to provide different port width configurations.
Solution Approach 2:
The patent uses dynamics to enable identical memory dies to adapt their functionality after manufacturing. The evaluation unit and switching unit work together to dynamically reconfigure the data bus width based on control signals, allowing a single die to be used in different product variants (e.g., 8-bit and 16-bit modes). This dynamic adaptability eliminates the need for different dies for different port widths, reducing manufacturing costs while preserving versatility.
3Adaptability or versatility
If port width options are provided at the packaging level, then product versatility is improved, but manufacturing complexity and cost increase
Solution Approach 1:
The patent applies mechanics substitution by replacing the mechanical approach of providing different physical connections and packaging configurations at the packaging level with an electronic/software-based solution. The evaluation unit and switching unit enable port width configuration through electrical signal control rather than through different physical bonding schemes. This substitution eliminates the need for complex packaging-level variations while maintaining port width options, thereby reducing manufacturing complexity and cost.
Solution Approach 2:
The patent implements parameter changes by using software-controlled parameter modification to achieve different port widths. Instead of providing different physical connections at the packaging level, the system changes operational parameters (data bus width) through control of the switching unit based on signal levels detected by the evaluation unit. This approach maintains product versatility while significantly simplifying the packaging process to a single standardized configuration.
Data Source
AI summary
An integrated circuit comprising a first terminal for exchanging signals; an evaluation unit coupled to the first terminal, the evaluation unit evaluating a signal level applied to the first terminal to determine whether or not the signal level corresponds to a predetermined signal level; and a switching unit coupled to the first terminal and to the evaluation unit, the switching unit admitting signal exchange via the first terminal if the evaluation unit does not determine the predetermined signal level, the switching unit cutting off signal exchange via the first terminal if the evaluation unit determines the predetermined signal level.